bug#81460: 31.0.90; tsx-ts-mode matches html tag's opening < with > in arrow function =>

Binbin YE [23/Jul  9:10pm +08] wrote:
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> tsx-ts-mode has trouble handling following syntax. the `<` in
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> `<Component' matches wrongly to `>' in `=>'.
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> <Component onChange={(_, value) => {...}}>
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> Also the {} [] in `onCallback = {() => { return [] }}' are treated as
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> punctuation instead of open or closing brackets.
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> I attached a patch for the fix.

The patch looks suitably minimal for the emacs-31 branch.

Theo or Yuan, could you take a look?

Thanks.

-- 
Sean Whitton